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TWO-DISPLACEMENT SETTING VARIABLE DISPLACEMENT PUMP USED AS ENGINE OVER-THRUST PROTECTION WITH FUEL SYSTEM THERMAL BENEFIT
TWO-DISPLACEMENT SETTING VARIABLE DISPLACEMENT PUMP USED AS ENGINE OVER-THRUST PROTECTION WITH FUEL SYSTEM THERMAL BENEFIT
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机译:两排量可变排量泵,用于发动机过热保护,具有燃油系统热保护功能
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摘要
A fuel delivery system (10) comprises a variable displacement pump (20) for pressurizing fuel. The variable displacement pump has a distinct first pump displacement setting for a first desired mass flow of fuel and a distinct second pump displacement setting for a second desired mass flow of fuel. The variable displacement pump operates in only one of the first and second pump displacement settings. A fuel control (22) with a metering valve downstream of the variable displacement pump selectively regulates fuel delivery.
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